CN213885349U

CN213885349U - Air filter with self-sealing device

Info

Publication number: CN213885349U
Application number: CN202022655435.3U
Authority: CN
Inventors: 张倩
Original assignee: Shanghai Jingsa Electromechanical Equipment Co ltd
Current assignee: Shanghai Jingsa Electromechanical Equipment Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-06
Anticipated expiration: 2030-11-17

Abstract

The utility model belongs to the technical field of air filters, and discloses an air filter with a self-sealing device, which comprises a shell, wherein one end of the shell is provided with a connecting cylinder, the inside of the shell is connected with a filter element, the two ends of the top of the shell are both provided with cavity grooves, the inner ends of the two cavity grooves are both movably connected with screw rods through bearings, one ends of the two screw rods are both fixed with gears, the other ends of the screw rods are connected with screw tubes, one ends of the gears extend to the outside of the shell, and the joints of the gears and the shell are provided with openings, through the matching of structures such as gears, screw rods, screw tubes, fixture blocks and the like, a sealing plate can be quickly attached to the shell, thereby quickly plugging the two ends of the shell, the structure is simple, the operation is quick, and a driving mechanism is positioned outside the shell, occupies small space and is convenient for later maintenance, meanwhile, the sealing performance is strong, and the practicability of the device is greatly improved.

Description

Air filter with self-sealing device

Technical Field

The utility model belongs to the technical field of air cleaner, concretely relates to area is from air cleaner of sealing device.

Background

The air filter is an air filter device, is generally used for dust prevention of clean workshops, clean plants, laboratories and clean rooms, or electronic mechanical communication equipment and the like, and has five types including a primary filter, a middle-effect filter, a high-middle-effect filter and a sub-high-effect and high-effect filter, and various types have different standards and use efficiencies.

In chinese patent with patent number CN201921050779.2, an air filter with a self-sealing device is disclosed, the device makes two sealing plates move and seal the opening of the housing through rotating rod, guide rod, bevel gear and other structures, thereby realizing the self-sealing of the device, but the structure is complicated and tedious during practical application, occupies space and is large, the sealing performance is poor, the implementation is difficult, and the driving mechanism is located inside the housing, the later maintenance repair is inconvenient, and the practicability is not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an area is from air cleaner of sealing device to the structure that proposes among the above-mentioned background art is complicated loaded down with trivial details, and sealing performance is poor, the not good problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air cleaner from sealing device, includes the casing, the connecting cylinder is installed to the one end of casing, and the internal connection of casing has the filter core, the chamber groove has all been seted up at the top both ends of casing, two the inside one end in chamber groove all has the lead screw, two through bearing swing joint the one end of lead screw all is fixed with the gear, and the other end of lead screw is connected with the screwed pipe, the one end of gear extends to the outside of casing, and the junction of gear and casing has seted up the opening, two the screwed pipe extends to the outside one end of casing and all installs the closing plate, two the inboard of closing plate all is fixed with the fixture block.

Preferably, the spacing groove has been seted up to one side that the top of casing is close to the chamber groove, the spring is installed to inner wall one side of spacing groove, the spring is kept away from the one end of spacing inslot wall and is fixed with the stopper, the stopper extends to the outside one end of casing and installs the limiting plate near the top of gear.

Preferably, the outer wall of the shell is provided with a rubber sleeve, and the outer wall of the rubber sleeve is provided with a bulge.

Preferably, the baffle block is installed on both sides of the inner wall of the shell, and the side wall of the baffle block is connected with the filter element.

Preferably, a sliding block is installed at one end, close to the gear, of the spiral pipe, and a sliding groove matched with the sliding block is formed in the inner wall of the cavity groove.

Preferably, the two sides of the connecting cylinder are both provided with grooves, and the inner walls of the grooves are smooth.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a cooperation of gear, lead screw, screwed pipe and fixture block isotructure can make the closing plate laminate fast on the casing to with the quick shutoff in both ends of casing, not only simple structure, operation are swift, and actuating mechanism is located the outside of casing, and it is little to occupy space, the later maintenance of being convenient for, sealing performance is strong simultaneously, has improved the practicality of device greatly.

(2) The utility model discloses a cooperation of stopper, spacing groove, spring and limiting plate can carry out spacing fixed to it after gear stall, and then has prevented that the gear from taking place unexpected pivoted condition, has avoided the closing plate to take place the activity, has strengthened the stability of structure greatly, has improved the result of use of device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

in the figure: 1. a connecting cylinder; 2. a rubber sleeve; 3. a limiting plate; 4. a limiting block; 5. a gear; 6. a housing; 7. a sealing plate; 8. a cavity groove; 9. a spring; 10. a stopper; 11. a screw rod; 12. a solenoid; 13. a clamping block; 14. a filter element; 15. a limiting groove; 16. and (4) opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: an air filter with a self-sealing device comprises a shell 6, wherein a connecting cylinder 1 is installed at one end of the shell 6, a filter element 14 is connected inside the shell 6, cavity grooves 8 are formed in two ends of the top of the shell 6, one ends inside the two cavity grooves 8 are movably connected with screw rods 11 through bearings, gears 5 are fixed at one ends of the two screw rods 11, screw pipes 12 are connected to the other ends of the screw rods 11, one ends of the gears 5 extend to the outside of the shell 6, openings 16 are formed in the joints of the gears 5 and the shell 6, sealing plates 7 are installed at one ends of the two screw pipes 12 extending to the outside of the shell 6, clamping blocks 13 are fixed on the inner sides of the two sealing plates 7, when the air filter is used, the gears 5 can be manually shifted, the gears 5 drive the screw rods 11 to rotate, then the screw rods 11 drive the screw pipes 12 to move under the action of threads, so that the screw pipes 12 drive the sealing plates 7 to move, and then the sealing plates 7 are attached to the shell 6, and make fixture block 13 card go into in the port of casing 6 to can be with the quick shutoff in both ends of casing 6, not only simple structure, operation are swift, and actuating mechanism is located the outside of casing 6, and it is little to occupy the space, the later maintenance of being convenient for, and sealing performance is strong simultaneously, has improved the practicality of device greatly.

Further, spacing groove 15 has been seted up to one side that the top of casing 6 is close to chamber groove 8, spring 9 is installed to inner wall one side of spacing groove 15, spring 9 keeps away from the one end of 15 inner walls of spacing groove and is fixed with stopper 4, stopper 4 extends to the top that 6 outside one ends of casing are close to gear 5 and installs limiting plate 3, make it slide and extrude spring 9 in spacing groove 15 through pulling stopper 4, gear 5 is kept away from to limiting plate 3 this moment, thereby convenient to use person dials gear 5, after 5 stall of gear, loosen stopper 4, make limiting plate 3 block again in the gap on gear 5 at the bounce-back of spring 9, thereby can carry out spacing fixed to gear 5, and then prevented that gear 5 from taking place to rotate, closing plate 7 has been avoided taking place the activity, the stability of structure has been strengthened greatly, the result of use of device has been improved.

Further, rubber sleeve 2 is installed to the outer wall of casing 6, and rubber sleeve 2 plays skid-proof effect, and the outer wall of rubber sleeve 2 is provided with the arch.

Specifically, the stoppers 10 are installed on both sides of the inner wall of the housing 6, the filter element 14 can be reinforced by the stoppers 10, and the side walls of the stoppers 10 are connected with the filter element 14.

Specifically, the screw 12 is provided with a sliding block at one end close to the gear 5, the inner wall of the cavity groove 8 is provided with a sliding groove matched with the sliding block, and the screw 12 can move more stably through the matching of the sliding block and the sliding groove.

Specifically, grooves are formed in both sides of the connecting cylinder 1, and the inner walls of the grooves are smooth.

The utility model discloses a theory of operation and use flow: when the utility model is used, the limiting block 4 is pulled to slide in the limiting groove 15 and extrude the spring 9, at the moment, the limiting plate 3 is far away from the gear 5, then a user can dial the gear 5 by hand to enable the gear 5 to drive the screw rod 11 to rotate, then the screw rod 11 drives the solenoid 12 to move under the action of the screw thread, thereby the solenoid 12 drives the sealing plate 7 to move, then the sealing plate 7 is attached on the shell 6, and the clamping block 13 is clamped into the port of the shell 6, thereby the two ends of the shell 6 can be rapidly plugged, the utility model has the advantages of simple structure and rapid operation, the driving mechanism is positioned outside the shell 6, the occupied space is small, the later maintenance is convenient, simultaneously, the sealing performance is strong, the practicability of the device is greatly improved, the limiting block 4 is finally loosened, the limiting plate 3 is clamped into the gap on the gear 5 again under the rebound of the spring 9, thereby the gear 5 can be limited and fixed, and then prevented that gear 5 from taking place to rotate, avoided the closing plate 7 to take place the activity, strengthened the stability of structure greatly, improved the result of use of device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An air cleaner with a self-sealing device, characterized in that: including casing (6), connecting cylinder (1) is installed to the one end of casing (6), and the internal connection of casing (6) has filter core (14), chamber groove (8), two have all been seted up at the top both ends of casing (6) the inside one end of chamber groove (8) all has lead screw (11), two through bearing swing joint the one end of lead screw (11) all is fixed with gear (5), and the other end of lead screw (11) is connected with solenoid (12), the one end of gear (5) extends to the outside of casing (6), and gear (5) and the junction of casing (6) have seted up opening (16), two solenoid (12) extend to the outside one end of casing (6) and all install closing plate (7), two the inboard of closing plate (7) all is fixed with fixture block (13).

2. An air filter with self-sealing means as claimed in claim 1, wherein: spacing groove (15) have been seted up to one side that the top of casing (6) is close to chamber groove (8), spring (9) are installed to inner wall one side of spacing groove (15), the one end that spacing groove (15) inner wall was kept away from in spring (9) is fixed with stopper (4), stopper (4) extend to casing (6) outside one end and are close to gear (5) top and install limiting plate (3).

3. An air filter with self-sealing means as claimed in claim 1, wherein: the rubber sleeve (2) is installed on the outer wall of the shell (6), and a protrusion is arranged on the outer wall of the rubber sleeve (2).

4. An air filter with self-sealing means as claimed in claim 1, wherein: the filter core is characterized in that stop blocks (10) are mounted on two sides of the inner wall of the shell (6), and the side walls of the stop blocks (10) are connected with the filter core (14).

5. An air filter with self-sealing means as claimed in claim 1, wherein: the sliding block is installed at one end, close to the gear (5), of the spiral pipe (12), and a sliding groove matched with the sliding block is formed in the inner wall of the cavity groove (8).

6. An air filter with self-sealing means as claimed in claim 1, wherein: grooves are formed in the two sides of the connecting cylinder (1), and the inner walls of the grooves are smooth.